Columbia University researchers claim millions of HP printers could be open to remote attack via unsecured Remote Firmware Updates. Cybercriminals could steal personal information or attack otherwise secure networks. HP agrees there is a theoretical security problem but says no customer has ever reported unauthorized printer access. The company denies some of the claims and is still investigating others.

Fair enough but, these days, it IS basically a collection of all the security features that aren't in Firefox because they may require too much technical understanding for granny. (eg. FlashBlock-like click-to-play, ABE, an XSS filter, clickjacking protection, etc.)

Have you tried using NoScript with the whitelisting turned off ("Globally Allow Scripts" mode)? You can use the other features without it.